Home / 440,249.90-659,609.40-203,106.20

Finding the Fourth Proportional to 440,249.90, 659,609.40 and 203,106.20

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Solution

The fourth proportional to 440,249.90, 659,609.40 and 203,106.20 is: 304,306.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,249.90 : 659,609.40 = 203,106.20 : x
  2. Step 2: Convert to fraction form
    440,249.90/659,609.40 = 203,106.20/x
  3. Step 3: Cross multiply
    440,249.90x = 659,609.40 × 203,106.20
  4. Step 4: Simplify right side
    440,249.90x = 133,970,758,718.28
  5. Step 5: Solve for x
    x = 133,970,758,718.28/440,249.90
  6. Step 6: Final answer
    x = 304,306.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.